4.3.1 - Assumptions and Parameters
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Practice Questions
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Define mass conservation in your own words.
💡 Hint: Think about how this applies to a simple container.
What is the Reynolds transport theorem?
💡 Hint: Consider how it helps in analyzing forces in fluids.
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Interactive Quizzes
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What does the mass conservation principle state?
💡 Hint: Think about a closed container.
True or False: Momentum flux is not relevant in calculating forces exerted by fluids.
💡 Hint: Consider how fluid movement impacts surfaces.
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Challenge Problems
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Calculate the force required to maintain a flat plate's motion when equipped with a water jet of velocity 10 m/s and density of 980 kg/m3 striking perpendicularly. The jet area is 0.01 m².
💡 Hint: Remember the fundamentals of force = mass times acceleration.
Examine a scenario where a diverging jet of water is impacting two angles on a plate. How do you derive the resultant forces?
💡 Hint: Use trigonometric functions to analyze the angles.
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